Provide method for characters to be unable to engage in encounter

Reviewed-on: #1

commands/clothing.py

@@ -0,0 +1,22 @@
+from commands.command import Command
+from evennia import CmdSet
+
+class CmdRemove(Command):
+    key = "remove"
+    help_category = "clothing"
+
+    def func(self):
+        clothing = self.caller.search(self.args, candidates=self.caller.contents)
+        if not clothing:
+            self.caller.msg("You don't have anything like that.")
+            return
+        if not clothing.db.worn:
+            self.caller.msg("You're not wearing that!")
+            return
+        if covered := clothing.db.covered_by:
+            self.caller.msg(f"You have to take off {covered} first.")
+            return
+        if not clothing.access(self.caller, 'remove'):
+            self.caller.msg(clothing.db.remove_err_msg or f"You are unable to remove that.")
+            return
+        clothing.remove(self.caller)

commands/default_cmdsets.py

@@ -19,6 +19,7 @@ from evennia.contrib.game_systems.containers import ContainerCmdSet
 from evennia import default_cmds
 
 from .encounter_cmdset import CmdEngage
+from .clothing import CmdRemove
 
 class CharacterCmdSet(default_cmds.CharacterCmdSet):
     """
@@ -37,6 +38,7 @@ class CharacterCmdSet(default_cmds.CharacterCmdSet):
         self.add(CmdEngage)
         self.add(ClothedCharacterCmdSet)
         self.add(ContainerCmdSet)
+        self.add(CmdRemove)
 
 
 class AccountCmdSet(default_cmds.AccountCmdSet):

commands/encounter_cmdset.py

@@ -2,6 +2,9 @@ from commands.command import Command
 from evennia import create_script
 from evennia import CmdSet
 
+from evennia.utils import inherits_from
+import typeclasses.characters
+
 class EncounterCommand(Command):
     energy_cost = 1
     allow_self_target = False
@@ -185,6 +188,9 @@ class CmdEngage(Command):
         target = self.caller.search(self.args)
         if not target:
             return
+        if not inherits_from(target, typeclasses.characters.Character) or not target.access(self.caller, 'engage'):
+            self.caller.msg(target.db.engage_err_msg or f"You can't initiate an encounter with {target.name}.")
+            return
         if target == self.caller:
             self.caller.msg("You can't initiate an encounter with yourself!") 
             return